preliminary screening test

基本解釋

A preliminary blood screening could reduce some of the demand, experts said - if the test proves valid in larger studies and receives federal approval.
有關(guān)專家認(rèn)為，如果血液檢測在大量研究中證實(shí)有效并獲聯(lián)邦通過，初步血液檢測篩查可減少這些結(jié)腸鏡檢的需要。
In-vitro test is usually conducted as a preliminary screening test in the evaluation of the haemocompatibiltiy of biomaterials for its short-term consuming, convenience and less expense.
體外實(shí)驗(yàn)因其快捷、方便、特點(diǎn)，通常被用作生物材料血液相容性評價(jià)的初步篩選實(shí)驗(yàn)。